diff options
| author | Yue Haibing <yuehaibing@huawei.com> | 2025-07-14 17:19:57 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-07-24 09:53:19 +0300 |
| commit | dcbc346f50a009d8b7f4e330f9f2e22d6442fa26 (patch) | |
| tree | 7e19789c819f5a005b637d3675bd21dcb8627fd1 /net/ipv6 | |
| parent | 6a213143e0eaa5cf115b487fc4b2346806c777ef (diff) | |
| download | linux-dcbc346f50a009d8b7f4e330f9f2e22d6442fa26.tar.xz | |
ipv6: mcast: Delay put pmc->idev in mld_del_delrec()
[ Upstream commit ae3264a25a4635531264728859dbe9c659fad554 ]
pmc->idev is still used in ip6_mc_clear_src(), so as mld_clear_delrec()
does, the reference should be put after ip6_mc_clear_src() return.
Fixes: 63ed8de4be81 ("mld: add mc_lock for protecting per-interface mld data")
Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
Link: https://patch.msgid.link/20250714141957.3301871-1-yuehaibing@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/mcast.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index 9bb246c09fce..e153dac47a53 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -803,8 +803,8 @@ static void mld_del_delrec(struct inet6_dev *idev, struct ifmcaddr6 *im) } else { im->mca_crcount = idev->mc_qrv; } - in6_dev_put(pmc->idev); ip6_mc_clear_src(pmc); + in6_dev_put(pmc->idev); kfree_rcu(pmc, rcu); } } |